https://en.wikipedia.org/wiki/Project_Plowshare https://en.wikipedia.org/wiki/Project_Plowshare Among other things, they were investigating the use of nuclear

https://en.wikipedia.org/wiki/Project_Plowshare https://en.wikipedia.org/wiki/Project_Plowshare Among other things, they were investigating the use of nuclear bombs to create artificial harbors (probably a lot more feasible than digging a canal across Mexico, but it sure would make one hell of a mess.) The Soviets had their own version of this program: https://en.wikipedia.org/wiki/Nuclear_Explosions_for_the_National_Economy https://en.wikipedia.org/wiki/Nuclear_Explosions_for_the_Nat...